A Singapore Government Agency Website

Official website links end with .gov.sg

Government agencies communicate via .gov.sg websites (e.g. go.gov.sg/open). Trusted websites

Secure websites use HTTPS

Look for a lock () or https:// as an added precaution. Share sensitive information only on official, secure websites.

S4&5 Exam Timetable

View the preliminary exam timetables for Sec 4NA and Sec 4E5N students here.

Last updated 12 August 2026